43 Light Anti-Aircraft Regiment RA(TA) was formed in London from two batteries of 16 LAA Regiment, in November 1939. It was disbanded in Ceylon in March 1945.
| Nov 39 | Formed from batteries from 16 Light Anti-Aircraft | London, UK |
| Nov 39 | 65 Anti-Aircraft Brigade | Southampton, Hampshire, UK |
| Mar 42 | 23 Anti-Aircraft Brigade | Colombo, Ceylon (Sri Lanka) |
| Sep 43 | 24 Anti-Aircraft Brigade | Ceylon (Sri Lanka) |
| Mar 45 | Disbanded | Ceylon (Sri Lanka) |
Batteries
| Nov 39 | 147, 148 |
| Dec 40 | 147, 148, 198 |
| Sep 41 | 147, 148, 264 |
| Nov 41 | 147, 148, 264, 298 |
| Feb 42 | 147, 148, 264 |
